not compatible with double chainring / 2x setup.
- for 130BCD single chainring
- for 1X single speed chainring setup
- for compatible 130BCD narrow wide chainrings
- for compatible 130BCD fixed gear / fixie chainrings
- not for double chainring setup
- not for 2X drivetrain setup
- for SRAM 3-bolt direct mount crank
- for SRAM 8-bolt crank
- for ROTOR cranks, such as KAPIC, ALDHU, and VEGAST
- for Easton EC90 crank
- for XXE GP3 crankset
- 130BCD chainring spider adapter
- for 130BCD single chainring only
- supports compatible 130BCD 1X narrow wide chainrings
- supports compatible 130BCD fixed gear chainrings
- Brand: STONE
- Product Type: Chainring Spider / Spider Adapter
- BCD: 130BCD
- Drivetrain Setup: 1X single chainring only
- Material: Aluminum 7075
- Manufacturing: Full CNC machining
- Thickness: 8mm
- Offset: 7mm inner offset
- Function: Helps center the chainline when converting to a 1X system
- Hollow style: about 60g
- Aero style: about 90g
Made from high-strength 7075 aluminum alloy, offering excellent stiffness, durability, and reliable power transfer for 1X drivetrain setups.
Fully CNC machined for precise fitment, stable chainring positioning, and reliable long-term riding performance.
The 7mm inner offset helps center the chainline when converting compatible cranksets to a 1X single chainring drivetrain.
Available for SRAM 3-bolt/8-bolt/ROTOR/Easton EC90/XXE GP3 crank interfaces. Please select the correct model before ordering.
- 130BCD Spider Adapter × 1
- This spider adapter is designed for 1X single chainring setup only.
- It is not compatible with double chainring or 2X drivetrain setup.
- If you need a 2X double chainring spider, please search for the 2X version on this website.
- Please confirm your crank interface before ordering.
- Please choose the correct spider model according to your crank type.




